From 07c771aa522785a492dfcaf4dcb33b35635528f8 Mon Sep 17 00:00:00 2001 From: Jacob Lifshay Date: Sat, 13 Jul 2019 23:41:46 -0700 Subject: [PATCH] add proposed frsqrt instruction encoding table --- doc/frsqrt.rst | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 doc/frsqrt.rst diff --git a/doc/frsqrt.rst b/doc/frsqrt.rst new file mode 100644 index 00000000..c2c07fb5 --- /dev/null +++ b/doc/frsqrt.rst @@ -0,0 +1,14 @@ +Proposed frsqrt Instruction Encoding +==================================== + ++-----------+---------+-------+-----+--------+----+---------+ +| Mnemonic | funct7 | rs2 | rs1 | funct3 | rd | opcode | ++===========+=========+=======+=====+========+====+=========+ +| frsqrt.s | 0111100 | 00000 | rs1 | rm | rd | 1010011 | ++-----------+---------+-------+-----+--------+----+---------+ +| frsqrt.d | 0111101 | 00000 | rs1 | rm | rd | 1010011 | ++-----------+---------+-------+-----+--------+----+---------+ +| frsqrt.q | 0111110 | 00000 | rs1 | rm | rd | 1010011 | ++-----------+---------+-------+-----+--------+----+---------+ +| frsqrt.h | 0111111 | 00000 | rs1 | rm | rd | 1010011 | ++-----------+---------+-------+-----+--------+----+---------+ -- 2.30.2